linux-kernel - Re: ARM,sdhci_esdhc_imx: INFO: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected

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Message-ID: <20140107090527.GA5973@shlinux2.ap.freescale.net>
Date:	Tue, 7 Jan 2014 17:05:29 +0800
From:	Dong Aisheng <b29396@...escale.com>
To:	Philippe De Muyter <phdm@...q.eu>
CC:	Shawn Guo <shawn.guo@...aro.org>, <linux-kernel@...r.kernel.org>,
	<cjb@...top.org>, Fabio Estevam <fabio.estevam@...escale.com>
Subject: Re: ARM,sdhci_esdhc_imx: INFO: HARDIRQ-safe -> HARDIRQ-unsafe lock
 order detected

On Tue, Jan 07, 2014 at 10:22:54AM +0100, Philippe De Muyter wrote:
> Hi Shawn & Dong,
> 
> On Sat, Dec 14, 2013 at 08:16:15PM +0800, Shawn Guo wrote:
> > On Fri, Dec 13, 2013 at 11:14:25PM +0100, Philippe De Muyter wrote:
> > > Hi Shawn,
> > > 
> > > On Fri, Dec 13, 2013 at 09:34:32PM +0800, Shawn Guo wrote:
> > > > Hi Philippe,
> > > > 
> > > > On Thu, Dec 12, 2013 at 03:49:25PM +0100, Philippe De Muyter wrote:
> > > > > Hello,
> > > > > 
> > > > > I have just booted 3.13-rc3 on my i.MX6DL board, done nothing but watch
> > > > > it start, and I have got this!
> > > > 
> > > > There is a patch [1] from Fabio for this issue.
> > > > 
> > > > Shawn
> > > > 
> > > > [1] http://thread.gmane.org/gmane.linux.kernel.mmc/23786
> > > > 
> > > > > ======================================================
> > > > > [ INFO: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected ]
> > > ...
> > > 
> > > Thanks.  That fixed the problem.  Will that go to 3.13 final ?
> > 
> > That's a question for Chris.
> 
> It seems that it has now been superseded by http://thread.gmane.org/gmane.linux.kernel.mmc/24371
> 
> Will those ones go in 3.13-rc8 and final ?
> 

I think patch 1 in that series is better to go in 3.13 final since the issue exists
since 3.13 rc1.

Patch 2 in that series is the fix for sdhci-esdhc-imx runtime pm which is
newly added in chris/mmc-next and seems target for 3.14.

Chris,
Can we make it?

Regards
Dong Aisheng

> TIA
> 
> Philippe
> 
> -- 
> Philippe De Muyter +32 2 6101532 Macq SA rue de l'Aeronef 2 B-1140 Bruxelles
> 
> 

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